Technology Knowledge

INDYCAR STRENGTHENS REAR-WHEEL BEARING RETAINING NUT

INDYCAR, along with longtime partner Dallara, is providing an update to improve the overall strength and retention of wheel hubs on NTT INDYCAR SERIES cars.The updated rear-wheel bearing retaining nut is being distributed to all entries in the NTT INDYCAR SERIES and will be mandated for use beginning at this weekend’s Hy-Vee INDYCAR Race Weekend doubleheader at Iowa Speedway. The strength of the...

Failure mode and prevention of automobile bearings

In the car hub, transmission, differential are used in a variety of bearings, such as ball bearings, needle roller bearings, tapered roller bearings, linear bearings, plain bearings, the amount of each car as many as dozens, in recent years, the rapid development of automotive technology and environmental protection pressure requirements, low fuel consumption of cars and cars of the long quality assura...

The main points of force applied when assembling and disassembling automobile bearings

(1) The resultant force of the application passes through the axis of the bearing as far as possible, which requires the application point to be uniform and symmetrical and smooth, and the force is applied through the sphere or parallel to the axis.(2) The size of the force should be smooth and even, and should not have impact, which requires the use of oil pressure or tools that can exert smooth tensi...

Dongfeng EQ140, EQ142, EQ144 Automobile bearing specification (5 tons)

BEARING NODIMENSIONS(mm)  d*D*B(T)Installation siteNEWOLD917/38.4ZSV12990838.4*66*18Knuckle kingpin323117611E55*120*45.5Inside the front hub323087608E40*90*35.25Outside the front hubWY2533LS804705K225*39*32.5Drive shaft universal joint63210300021050*90*30.2Drive shaft intermediate support3131127311E55*120*31.5Main...

Automobile bearing technology and its development trend

1. Development trends of key automotive components1. 1 EngineEngine is the main part of automobile to improve efficiency and reduce pollution. The development trend of modern engine is: oil-electric hybrid power system drive, high thermal efficiency, high speed, high rise power, high specific power, high reliability, low pollution, low noise, light weight, small size, etc. Technology development direct...

How to judge the damage of automobile air conditioning bearing?

If the bearing of the air conditioner blower is damaged, abnormal sound will come from the glove box after opening the air conditioner. If the bearing is damaged, the bearing can be replaced directly, or the whole blower can be replaced directly. Air blower is an important part of the automobile air conditioning system, if there is no air blower, the air outlet can not blow out the wind.Automobile...

What will happen when there is abnormal sound of automobile wheel bearing?

Abnormal noise of automobile wheel bearings indicates that bearings wear loose and lack of oil, which will lead to automobile bearings stuck and affect the comfort of automobiles. Will also lead to increased driving resistance, serious will also damage the wheel mechanism caused by hub off, affecting the safety of driving.When the bearings of the car are damaged, the car will make a continuous humming...